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Sonodyne SLX 2180 Subwoofer
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18″ woofer with 5″ voice coil for deep, powerful bass.
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1300W continuous / 2600W program power for high-output performance.
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128dB continuous and 134dB peak SPL for impactful sound.
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18mm plywood cabinet with durable paint finish for long-lasting use.
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Wide frequency range (30Hz–170Hz) with recommended 80–120Hz low-pass filter.
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Dual twist-lock connectors for secure professional connections.
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Powder-coated 18-gauge steel grille for maximum protection.
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- Estimated Delivery : Up to 4 business days
- Free Shipping & Returns : On all orders over $200
- Experience thunderous low-end performance with the Sonodyne SLX 2180 Passive 18″ Subwoofer — engineered for powerful, distortion-free bass in professional sound reinforcement. Built with Indian precision engineering, this subwoofer is ideal for auditoriums, nightclubs, live concerts, houses of worship, and large event venues. The features an 18-inch low-frequency transducer with a 5-inch voice coil, delivering deep, tight bass with impressive 134 dB peak SPL. Its 18 mm high-grade plywood enclosure ensures durability and minimal , while the powder-coated steel grille protects the components from demanding stage and touring environments. With 1300 W continuous / 2600 W program power handling, this passive subwoofer integrates perfectly with SLX full-range loudspeakers to deliver a balanced and dynamic sound experience. Designed for reliability and performance, it’s the perfect choice for sound professionals who demand quality, power, and longevity.
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Its advanced 18″ woofer with 5″ voice coil ensures powerful and distortion-free output, even during high-volume performances.
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With 1300W continuous and 2600W program power handling, the SLX 2180 is designed for large-scale events, auditoriums, clubs, and live concerts.
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It’s perfect for DJ systems, touring rigs, and stage installations where clarity and depth are crucial.
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The robust construction minimizes vibrations, delivering stable performance during heavy use in demanding environments.
Specification
| Description | Passive 18″ subwoofer (bass-only) |
| Enclosure Material | 18 mm plywood |
| Enclosure Shape | Rectangular |
| Transducer Complement | LF: 18″ woofer with 5″ voice coil |
| Nominal Impedance | 8 Ω |
| Sensitivity (1W/1m) | 97 dB |
| Frequency Response (-3 dB) | 40 Hz ~ 170 Hz |
| Frequency Range (-10 dB) | 30 Hz ~ 150 Hz |
| Maximum SPL | Continuous 128 dB / Peak 134 dB |
| Power Handling | Continuous 1300 W / Program 2600 W |
| Connectors | 1 × Twist-lock input, 1 × Twist-lock link |
| Recommended Filter | 80–120 Hz low-pass, 35 Hz subsonic (24 dB/oct) |
| Finish / Grille | Durable paint finish, powder-coated 18 g steel grille |
| Dimensions (HxWxD) | 700 × 565 × 690 mm |
| Net Weight | 51 kg |




















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